理学 计算机输入输出设备 释 character input device 字符输入设备 将字符信息数字化后输入到计算机的设备总称。包括键盘、光学字符阅读器（OCR）、触屏、手写板等设备。
计算机硬件 输入输出设备 释文 character input device 字符输入设备
- dyadic number
- dyadic number system
- dyadic operation
- dyadic primacy
- dyadic ratio
- dyadic rational
- dyadic relation
- dyadics
- dyadic set
- dyadic space
- dyadic system
- dyadic wavelet
- dyads
- dyakisdodecahedron
- Dyakonov surface wave
- dyanalytic mapping
- dyanalytic structure
- Dyck
- Dyck graph
- Dyck language
- Dyck path
- Dyck surface
- Dyck theorem
- dye
- dyeable fiber